From: dblack@...
Date: 2003-04-25T19:35:41+09:00
Subject: Re: Hashes and Enumerable#each_with_index

Hi --

On Fri, 25 Apr 2003, Ryan Pavlik wrote:

> On Fri, 25 Apr 2003 07:40:47 +0900
> dblack@superlink.net wrote:
>
> > Hi --
> >
> > On Fri, 25 Apr 2003, Ryan Pavlik wrote:
> >
> <snip>
> > > Would it not be more useful to adopt the definiton of
> > > Enumerable#each_with_index where the index given is such that e[i] == o
> > > for any given Enumerable?
> >
> > One problem I see is: how could you implement this, in Enumerable, in
> > terms of #each?
> >
> <snip>
>
> I don't see why there must exist a default implementation in
> Enumerable...  this is a good example of why.  I personally have no
> preference as to whether it has a new name or not, but I'm guessing
> there's little choice since likely a good deal of code already exists
> that relies on the current behavior.

If it applies to "any given Enumerable", then presumably it's defined
in Enumerable :-)


David

-- 
David Alan Black
home: dblack@superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav